Ankur Gupta.

Joined Nium as Tech Lead and founding engineer for Nium Checkout, and expanded the engineering team from 2 to 10 members.

Successfully developed Nium Checkout for multi-region payments (India, Latin America, Southeast Asia, Japan, etc).

Implemented API-first development with OpenAPI specifications.

Engineered secure OAuth-based authentication using Spring Security.

Designed modular monolith with 10+ microservices for flexibility.

Improved developer productivity through code abstractions and refactoring.

Led a 6-person backend engineering team in Google Cloud’s Customer 360 division.

Managed a complex Oracle to SAP migration project with cross-functional teams across time zones.

Demonstrated adaptability and strategic thinking for the project’s successful execution.

Provided technical leadership, reviewed design docs, resolved ambiguities, and conducted code reviews for quality and consistency.

Designed and developed the Credit Collections platform for Global Pay Later.

Led migration of legacy Consumer Credit Collections to new platform.

Improved team performance through coding best practices and code refactoring.

Designed IVR based phone number masking system for enhanced security.

Implemented secure code delivery for high-risk segments.

Created order pickup and delivery notification system.

Designed Juspay Express Checkout REST APIs for simplified payment integration with Payment Gateways and Wallets.

Integrated with major Payment Gateways and emerging payment methods.

Developed a Java library for streamlined Express Checkout API Integration.